github.com/moby/docker@v26.1.3+incompatible/integration/image/commit_test.go (about)

     1  package image // import "github.com/docker/docker/integration/image"
     2  
     3  import (
     4  	"context"
     5  	"strings"
     6  	"testing"
     7  
     8  	containertypes "github.com/docker/docker/api/types/container"
     9  	"github.com/docker/docker/integration/internal/container"
    10  	"github.com/docker/docker/testutil/daemon"
    11  	"gotest.tools/v3/assert"
    12  	is "gotest.tools/v3/assert/cmp"
    13  	"gotest.tools/v3/skip"
    14  )
    15  
    16  func TestCommitInheritsEnv(t *testing.T) {
    17  	skip.If(t, testEnv.DaemonInfo.OSType == "windows", "FIXME")
    18  	ctx := setupTest(t)
    19  
    20  	client := testEnv.APIClient()
    21  
    22  	cID1 := container.Create(ctx, t, client)
    23  	imgName := strings.ToLower(t.Name())
    24  
    25  	commitResp1, err := client.ContainerCommit(ctx, cID1, containertypes.CommitOptions{
    26  		Changes:   []string{"ENV PATH=/bin"},
    27  		Reference: imgName,
    28  	})
    29  	assert.NilError(t, err)
    30  
    31  	image1, _, err := client.ImageInspectWithRaw(ctx, commitResp1.ID)
    32  	assert.NilError(t, err)
    33  
    34  	expectedEnv1 := []string{"PATH=/bin"}
    35  	assert.Check(t, is.DeepEqual(expectedEnv1, image1.Config.Env))
    36  
    37  	cID2 := container.Create(ctx, t, client, container.WithImage(image1.ID))
    38  
    39  	commitResp2, err := client.ContainerCommit(ctx, cID2, containertypes.CommitOptions{
    40  		Changes:   []string{"ENV PATH=/usr/bin:$PATH"},
    41  		Reference: imgName,
    42  	})
    43  	assert.NilError(t, err)
    44  
    45  	image2, _, err := client.ImageInspectWithRaw(ctx, commitResp2.ID)
    46  	assert.NilError(t, err)
    47  	expectedEnv2 := []string{"PATH=/usr/bin:/bin"}
    48  	assert.Check(t, is.DeepEqual(expectedEnv2, image2.Config.Env))
    49  }
    50  
    51  // Verify that files created are owned by the remapped user even after a commit
    52  func TestUsernsCommit(t *testing.T) {
    53  	skip.If(t, testEnv.DaemonInfo.OSType != "linux")
    54  	skip.If(t, testEnv.IsRemoteDaemon())
    55  	skip.If(t, !testEnv.IsUserNamespaceInKernel())
    56  	skip.If(t, testEnv.IsRootless())
    57  
    58  	ctx := context.Background()
    59  	dUserRemap := daemon.New(t, daemon.WithUserNsRemap("default"))
    60  	dUserRemap.StartWithBusybox(ctx, t)
    61  	clientUserRemap := dUserRemap.NewClientT(t)
    62  	defer clientUserRemap.Close()
    63  
    64  	container.Run(ctx, t, clientUserRemap, container.WithName(t.Name()), container.WithImage("busybox"), container.WithCmd("sh", "-c", "echo hello world > /hello.txt && chown 1000:1000 /hello.txt"))
    65  	img, err := clientUserRemap.ContainerCommit(ctx, t.Name(), containertypes.CommitOptions{})
    66  	assert.NilError(t, err)
    67  
    68  	res := container.RunAttach(ctx, t, clientUserRemap, container.WithImage(img.ID), container.WithCmd("sh", "-c", "stat -c %u:%g /hello.txt"))
    69  	assert.Check(t, is.Equal(res.ExitCode, 0))
    70  	assert.Check(t, is.Equal(res.Stderr.String(), ""))
    71  	assert.Assert(t, is.Equal(strings.TrimSpace(res.Stdout.String()), "1000:1000"))
    72  }